CN106055958A - Unlocking method and device - Google Patents

Unlocking method and device Download PDF

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Publication number
CN106055958A
CN106055958A CN201610383035.7A CN201610383035A CN106055958A CN 106055958 A CN106055958 A CN 106055958A CN 201610383035 A CN201610383035 A CN 201610383035A CN 106055958 A CN106055958 A CN 106055958A
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China
Prior art keywords
fingerprint template
finger print
print data
template group
image
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CN201610383035.7A
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Chinese (zh)
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CN106055958B (en
Inventor
张海平
周意保
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1347—Preprocessing; Feature extraction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1365—Matching; Classification

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Collating Specific Patterns (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Image Input (AREA)

Abstract

The invention provides an unlocking method. The method comprises the following steps: receiving fingerprint data, wherein the fingerprint data comprises image features of the fingerprint; determining a fingerprint template group containing the image features of the fingerprint data; matching the fingerprint data with the fingerprint template data contained in the fingerprint template group; if the matching of the fingerprint data and the fingerprint template data is successful, unlocking. The embodiment of the invention further discloses a mobile terminal. Through the adoption of the method provided by the invention, the fingerprint template group can be fast determined, and the unlocking speed of the mobile terminal is accelerated.

Description

A kind of unlocking method and device
Technical field
The present invention relates to intelligent terminal's technical field, particularly relate to a kind of unlocking method and device.
Background technology
Fingerprint identification technology has become as the function standard configuration of mobile terminal now, brings diversified experience for user.Refer to Stricture of vagina identification can be not only used for unblock and the arousal function of mobile terminal, and also playing in terms of the security performance of mobile terminal can not The effect worn away.The process of fingerprint recognition essentially take the fingerprint feature, preserve data and comparison data.Read by fingerprint and set For reading finger print data, after reading finger print data, original image is carried out preliminary treatment, to the original image after processing Mate with master-fingerprint image.After the match is successful, system unlocks therewith.
In prior art, for different application scenarios or application function, user may be provided with the fingerprint of different finger As the template under different application scene or application function, therefore mobile terminal is typically stored with many fingerprint templates, wherein Also the fingerprint template unlocked is included.In prior art, when carrying out finger print identifying, mobile terminal needs fingerprint user inputted Data contrast one by one with multiple fingerprint templates of storage, when in the finger print data contrasting user's input and multiple fingerprint templates One of them could unlock when the fingerprint template of unblock is identical, causes matching process the longest, unlocks inefficient.
Summary of the invention
The present invention provides a kind of unlocking method, can quickly determine fingerprint template group, accelerates the unblock speed of mobile terminal.
First aspect present invention provides a kind of unlocking method, including:
Receiving finger print data, wherein, described finger print data comprises the characteristics of image of fingerprint；
Determine the fingerprint template group of the characteristics of image comprising described finger print data；
The fingerprint template data that described finger print data comprises with described fingerprint template group are mated；
If described finger print data and the success of described fingerprint template Data Matching, then unlock.
Optionally, after the described fingerprint template group determining the characteristics of image comprising described finger print data, described method is also Including:
If the fingerprint template group comprising the characteristics of image of described finger print data is multiple, obtain in multiple fingerprint template group The quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises；
The quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group, from the plurality of finger Stricture of vagina template group determines the target fingerprint template group for mating described finger print data；
Described the fingerprint template data that described finger print data comprises with described fingerprint template group are mated, including:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Optionally, the quantity of the characteristics of image of the described described finger print data comprised according to described each fingerprint template group, The target fingerprint template group for mating described finger print data is determined from the plurality of fingerprint template group, including:
The fingerprint that the quantity of the characteristics of image comprising described finger print data is most is determined from the plurality of fingerprint template group Template group is as described target fingerprint template group.
Optionally, after the described fingerprint template group determining the characteristics of image comprising described finger print data, described method is also Including:
If the fingerprint template group comprising the characteristics of image of described finger print data is multiple, obtain in multiple fingerprint template group The quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises and described each fingerprint template group comprise The weight of the characteristics of image of described finger print data；
The quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group and described each The weight of the characteristics of image of the described finger print data that fingerprint template group comprises, determine from the plurality of fingerprint template group for Join the target fingerprint template group of described finger print data；
Described the fingerprint template data that described finger print data comprises with described fingerprint template group are mated, including:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Optionally, the quantity of the characteristics of image of the described described finger print data comprised according to described each fingerprint template group with And the weight of the characteristics of image of described finger print data that described each fingerprint template group comprises, from the plurality of fingerprint template group Determine the target fingerprint template group for mating described finger print data, including:
The quantity of the characteristics of image of the described finger print data comprised according to the plurality of fingerprint template group and described each The weight total value of each fingerprint template group described in the weight calculation of the characteristics of image of the described finger print data that fingerprint template group comprises；
From the plurality of fingerprint template group, determine that the fingerprint template group of weight total value maximum is as described target fingerprint mould Plate group.
Second aspect present invention provides a kind of mobile terminal, including:
Receiver module, is used for receiving finger print data, and wherein, described finger print data comprises the characteristics of image of fingerprint；
Determine module, for determining the fingerprint template of the characteristics of image comprising the finger print data that described receiver module receives Group；
Matching module, for carrying out the fingerprint template data that described finger print data and described fingerprint template group comprise Join；
Unlocked state, if the match is successful for described matching module, then unlocks.
Optionally, described mobile terminal also includes:
First acquisition module, if the fingerprint template group of the characteristics of image for comprising described finger print data is multiple, obtains Take the quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises in multiple fingerprint template group；
Described determine module, be additionally operable to the characteristics of image of the described finger print data comprised according to described each fingerprint template group Quantity, from the plurality of fingerprint template group, determine the target fingerprint template group for mating described finger print data；
Described matching module, specifically for:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Optionally, described determine module, specifically for:
The fingerprint that the quantity of the characteristics of image comprising described finger print data is most is determined from the plurality of fingerprint template group Template group is as described target fingerprint template group.
Optionally, described mobile terminal also includes:
Second acquisition module, if the fingerprint template group of the characteristics of image for comprising described finger print data is multiple, obtains Take the characteristics of image of the described finger print data that each fingerprint template group comprises in multiple fingerprint template group quantity and described often The weight of the characteristics of image of the described finger print data that individual fingerprint template group comprises；
Described determine module, be additionally operable to the characteristics of image of the described finger print data comprised according to described each fingerprint template group Quantity and the weight of the characteristics of image of described finger print data that comprises of described each fingerprint template group, from the plurality of fingerprint Template group determines the target fingerprint template group for mating described finger print data；
Described matching module, specifically for:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Optionally, described determine module, including:
Computing unit, the quantity of the characteristics of image of described finger print data for comprising according to the plurality of fingerprint template group And each fingerprint template described in the weight calculation of the characteristics of image of described finger print data that comprises of described each fingerprint template group The weight total value of group；
Determine unit, for determining that from the plurality of fingerprint template group the fingerprint template group of weight total value maximum is as institute State target fingerprint template group.
Third aspect present invention provides a kind of mobile terminal, including memorizer and processor, wherein:
Described memorizer stores batch processing code, and described processor calls the program code in described memorizer, For performing the unlocking method described in first aspect.
Using the present invention, by obtaining the characteristics of image of the fingerprint that finger print data includes, and lookup comprises this finger print data The fingerprint template group of characteristics of image, then this finger print data is entered with the fingerprint template data that the fingerprint template group found comprises Row coupling, unlocks when the match is successful, can quickly determine fingerprint template group, reduces the number of times of contrast fingerprint template data, accelerates The unblock speed of mobile terminal.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, required use in embodiment being described below Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be some embodiments of the present invention, for this area From the point of view of those of ordinary skill, on the premise of not paying creative work, it is also possible to obtain the attached of other according to these accompanying drawings Figure.
Fig. 1 is the schematic flow sheet of an embodiment of a kind of unlocking method of the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of another embodiment of a kind of unlocking method of the embodiment of the present invention；
Fig. 3 is the schematic flow sheet of another embodiment of a kind of unlocking method of the embodiment of the present invention；
Fig. 4 is the structural representation of a kind of mobile terminal of the embodiment of the present invention；
Fig. 5 is the structural representation of the another kind of mobile terminal of the embodiment of the present invention；
Fig. 6 is the structural representation of the another kind of mobile terminal of the embodiment of the present invention；
Fig. 7 is the structural representation of the another kind of mobile terminal of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise Example, broadly falls into the scope of protection of the invention.
Use the present invention, can quickly determine fingerprint template group, accelerate the unblock speed of mobile terminal.
Term " first ", " second ", " the 3rd " and " in description and claims of this specification and above-mentioned accompanying drawing Four " it is etc. for distinguishing different object rather than for describing particular order.Additionally, term " includes " and " having " and it Any deformation, it is intended that cover non-exclusive comprising.Such as contain series of steps or the process of unit, method, be System, product or equipment are not limited to step or the unit listed, but the most also include step or the list do not listed Unit, or the most also include other step intrinsic for these processes, method, product or equipment or unit.
Refer to the flow chart of an embodiment that Fig. 1, Fig. 1 are a kind of unlocking methods of the embodiment of the present invention.Wherein, mobile Terminal can be such as mobile phone, panel computer, notebook computer, palm PC, mobile internet device (MID, mobile Internet device), wearable device (such as intelligent watch (such as iwatch etc.), Intelligent bracelet, pedometer etc.) or other Possesses the terminal unit of biomedical information acquisition function.
As it is shown in figure 1, an embodiment of a kind of unlocking method of the embodiment of the present invention may comprise steps of.
S100, receives finger print data, and wherein, described finger print data includes the characteristics of image of fingerprint.
In implementing, before mobile terminal unlocks, the finger print data of user's input can be received, according to the fingerprint received Data perform the step of identification and matching.Specifically, mobile terminal can obtain the characteristics of image of finger print data, and characteristics of image can include At least one in cross point, turning point, breakpoint, stricture of vagina shape, Mode Areas, core point, triangulation point and stricture of vagina number in finger print data.Its In, stricture of vagina shape can include annular (also known as bucket shape), arch and spiral type.Mode Areas refers to include in finger print data general characteristic Region, some recognizers can tell the type belonging to fingerprint according to Mode Areas.Core point is positioned at fingerprint lines gradually Entering center, it is used for as a reference point when reading fingerprint and comparison fingerprint.Triangulation point is positioned at first started from core point Bifurcation or breakpoint, or be positioned at the convergence of two lines, isolated point, turn back place, or points to singular point.Triangulation point carries In place of having supplied the beginning that the counting of fingerprint lines is followed the tracks of.Stricture of vagina number is the quantity of fingerprint lines in Mode Areas.Therefore, can be according to fingerprint The characteristics of image of data distinguishes different fingerprints.
S101, determines the fingerprint template group of the characteristics of image comprising described finger print data.
In implementing, can set up fingerprint template group according to every kind of fingerprint, fingerprint template group refers to for unique instruction one Stricture of vagina.Fingerprint template group also includes multiple fingerprint template data of this kind of fingerprint, and each fingerprint template data include this kind of fingerprint Characteristics of image.Before mobile terminal identification finger print data, can gather user input fingerprint multiple fingerprint template data with And the characteristics of image of this kind of fingerprint, and according to multiple fingerprint template data of fingerprint of user's input and the image of this kind of fingerprint Feature sets up fingerprint template group, is stored in the middle of memorizer by fingerprint template group, to improve the discrimination of finger print data.Work as movement After terminal receives the finger print data of user's input, determine according to the characteristics of image of the finger print data received and comprise this fingerprint equally The fingerprint template group of the characteristics of image of data.Such as, if mobile terminal receives the finger print data of forefinger, from the fingerprint number of forefinger After characteristics of image according to middle acquisition forefinger, search the fingerprint template group of the characteristics of image comprising this forefinger.
The fingerprint template data that described finger print data comprises with described fingerprint template group are mated by S102.
In implementing, after mobile terminal finds the fingerprint template group of the characteristics of image comprising this finger print data, The fingerprint template data that the finger print data received comprises with this fingerprint template group are mated.Such as, look at mobile terminal After finding the fingerprint template group of the characteristics of image comprising forefinger, determine the fingerprint mould that fingerprint template group is forefinger for comparing Plate group, and the fingerprint template data that the finger print data of the forefinger received comprises with the fingerprint template group of forefinger are mated.
S103, if described finger print data and the success of described fingerprint template Data Matching, then unlocks mobile terminal.
In implementing, if the fingerprint template Data Matching that finger print data is comprised by mobile terminal with fingerprint template group becomes Merit, then certification success, and unlock mobile terminal.Specifically, when mobile terminal is by the finger print data of forefinger received and forefinger Fingerprint template group comprise fingerprint template Data Matching success time, then certification success, and unlocks mobile terminal.
Using the embodiment of the present invention, by obtaining the characteristics of image of the fingerprint that finger print data includes, and lookup comprises this and refers to The fingerprint template group of the characteristics of image of stricture of vagina data, then the fingerprint template that this finger print data is comprised with the fingerprint template group found Data are mated, and unlock when the match is successful, can quickly determine fingerprint template group, reduce the secondary of contrast fingerprint template data Number, accelerates the unblock speed of mobile terminal.
Refer to Fig. 2, Fig. 2 be the embodiment of the present invention a kind of method starting application another embodiment flow process signal Figure.Wherein, mobile terminal can be such as mobile phone, panel computer, notebook computer, palm PC, mobile internet device (MID, mobile internet device), wearable device (such as intelligent watch (such as iwatch etc.), Intelligent bracelet, meter Step device etc.) or other possess fingerprint data collection function and gather the terminal unit of kinematic parameter.
As in figure 2 it is shown, another embodiment of a kind of method starting application of the embodiment of the present invention can include following step Suddenly.
S200, receives finger print data, and wherein, described finger print data comprises the characteristics of image of fingerprint.
In implementing, before mobile terminal unlocks, the finger print data of user's input can be received, according to the fingerprint received Data perform the step of identification and matching.Specifically, mobile terminal can obtain the characteristics of image of finger print data, and characteristics of image can include At least one in cross point, turning point, breakpoint, stricture of vagina shape, Mode Areas, core point, triangulation point and stricture of vagina number in finger print data.Its In, stricture of vagina shape can include annular (also known as bucket shape), arch and spiral type.Mode Areas refers to include in finger print data general characteristic Region, some recognizers can tell the type belonging to fingerprint according to Mode Areas.Core point is positioned at fingerprint lines gradually Entering center, it is used for as a reference point when reading fingerprint and comparison fingerprint.Triangulation point is positioned at first started from core point Bifurcation or breakpoint, or be positioned at the convergence of two lines, isolated point, turn back place, or points to singular point.Triangulation point carries In place of having supplied the beginning that the counting of fingerprint lines is followed the tracks of.Stricture of vagina number is the quantity of fingerprint lines in Mode Areas.Therefore, can be according to fingerprint The characteristics of image of data distinguishes different fingerprints.
As a kind of enforceable mode, the Touch control key outside the screen of mobile terminal or screen can arrange predeterminable area, This predeterminable area is used for receiving finger print data.When receiving finger print data at predeterminable area, then make phase according to finger print data The operation answered.
As a kind of enforceable mode, predeterminable area can be viewing area or hidden area, beyond predeterminable area The finger print data received can be invalid finger print data or be the finger print data realizing other functions, in the embodiment of the present invention In, predeterminable area is only used for unlocking.Such as, can demonstrate for gathering finger print data by the Touch control key outside screen or screen Predeterminable area, to point out user to input finger print data on predeterminable area.The most such as, predeterminable area can be hidden, only The user knowing predeterminable area position could input finger print data on correct region, can improve the safety of finger print data input Property, disguise.
As a kind of enforceable mode, the relevant nature such as the position of predeterminable area, size, show or hide can according to The setting instruction of family input is set, or, it is set before mobile terminal dispatches from the factory.
S201, determines the fingerprint template group of the characteristics of image comprising described finger print data.
In implementing, can set up fingerprint template group according to every kind of fingerprint, fingerprint template group refers to for unique instruction one Stricture of vagina.Fingerprint template group also includes multiple fingerprint template data of this kind of fingerprint, and each fingerprint template data include this kind of fingerprint Characteristics of image.Before mobile terminal identification finger print data, can gather user input fingerprint multiple fingerprint template data with And the characteristics of image of this kind of fingerprint, and according to multiple fingerprint template data of fingerprint of user's input and the image of this kind of fingerprint Feature sets up fingerprint template group, is stored in the middle of memorizer by fingerprint template group, to improve the discrimination of finger print data.Work as movement After terminal receives the finger print data of user's input, determine according to the characteristics of image of the finger print data received and comprise this fingerprint equally The fingerprint template group of the characteristics of image of data.Such as, if mobile terminal receives the finger print data of forefinger, from the fingerprint number of forefinger After getting the characteristics of image of forefinger according to, search the fingerprint template group of the characteristics of image comprising this forefinger.
S202, if the fingerprint template group comprising the characteristics of image of described finger print data is multiple, obtains multiple fingerprint mould The quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises in plate group.
In implementing, different fingerprints there may be the parts of images of the situation that its characteristics of image is identical, such as forefinger Feature may be identical with nameless parts of images feature, the image that the fingerprint template group that therefore both fingerprints are corresponding is comprised There is identical situation in feature.But, all characteristics of image of not different fingerprints are the most identical, it is therefore desirable to determine and comprise fingerprint The fingerprint template group of the characteristics of image of data is multiple, at the multiple fingerprint templates determining the characteristics of image comprising this finger print data After group, determine the quantity of the characteristics of image that each fingerprint template group comprises this finger print data in multiple fingerprint template group.Such as, Forefinger and nameless finger print data exist a identical characteristics of image, and comprises, determining, the finger print data that receives After the fingerprint template group of characteristics of image, find the finger print data received that comprised of fingerprint template group of forefinger through statistics The quantity of characteristics of image is a, and the characteristics of image of the finger print data received that the fingerprint template group of the third finger is comprised Quantity is b.
S203, the quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group, from described Multiple fingerprint template groups determine the target fingerprint template group for mating described finger print data.
In implementing, the quantity of the characteristics of image comprising described finger print data can be determined from multiple fingerprint template groups Many fingerprint template groups are as described target fingerprint template group.Learning from above-mentioned steps, the fingerprint template group of forefinger is comprised The quantity of the characteristics of image of the finger print data received is a, and the finger received that the fingerprint template group of the third finger is comprised The quantity of the characteristics of image of stricture of vagina data is b, and wherein b is more than a, therefore can determine the finger that numerical value is maximum from quantity a and quantity b Stricture of vagina template group is as the target fingerprint template group of the finger print data received for coupling.
S204, mates described finger print data with the target fingerprint template data in described target fingerprint template group.
In implementing, after determining the target fingerprint template group for mating the finger print data received, mobile The target fingerprint template data that the finger print data received comprises with target fingerprint template group is mated by terminal.Such as, move Dynamic terminal determines that the quantity of the characteristics of image of the finger print data received that the fingerprint template group of the third finger comprises is maximum, the most really Fixed nameless fingerprint template group is target fingerprint template group, finally by the finger print data received and nameless fingerprint template The target fingerprint template data that group comprises mates.
Optionally, there is a situation of bad point for finger print data, above-mentioned by described finger print data and described target fingerprint template The detailed process example that the target fingerprint template data that group comprises carries out the step mated is as follows:
N2 bottom data value is obtained, by fingerprint recognition module by n2 normal induction electrode of fingerprint recognition module N1 abnormal induction electrode obtain n1 abnormal bottom data value, n1 reference bottom data value and n2 bottom data value are Finger print data, the induction electrode array of fingerprint recognition module includes n1 abnormal induction electrode and n2 normal induction electrode, n1, N2 is positive integer.
N2 the bottom data value that n2 the normal induction electrode according to fingerprint recognition module collects, determines n1 extremely N1 the reference bottom data value that induction electrode is corresponding；Raw with reference to bottom data value with reference to bottom data value and n1 according to n2 Become real time fingerprint image；Extract the characteristic point in real time fingerprint image；The characteristic point extracted according to the fingerprint template comparison prestored, To obtain the similarity score of real time fingerprint image, and generate matching result when similarity score is more than predetermined threshold value.Above-mentioned In instantiation procedure, n2 the bottom data value collected according to n2 induction electrode of fingerprint recognition module, determine n1 bad point Corresponding n1 is as follows with reference to the example implementation process of bottom data value:
Determine n2 the meansigma methods with reference to bottom data value；Determine that corresponding n1 of n1 bad point with reference to bottom data value is Meansigma methods.
S205, if described finger print data is with described target fingerprint template data, the match is successful, then unlock mobile terminal.
In implementing, if the target fingerprint template data that finger print data and target fingerprint template group are comprised by mobile terminal The match is successful, then certification success, and unlocks mobile terminal.
Using the embodiment of the present invention, by obtaining the characteristics of image of the fingerprint that finger print data includes, and lookup comprises this and refers to The fingerprint template group of the characteristics of image of stricture of vagina data, then the fingerprint template that this finger print data is comprised with the fingerprint template group found Data are mated, and unlock when the match is successful, can quickly determine fingerprint template group, reduce the secondary of contrast fingerprint template data Number, accelerates the unblock speed of mobile terminal.
Refer to Fig. 3, Fig. 3 be the embodiment of the present invention a kind of method starting application another embodiment flow process signal Figure.Wherein, mobile terminal can be such as mobile phone, panel computer, notebook computer, palm PC, mobile internet device (MID, mobile internet device), wearable device (such as intelligent watch (such as iwatch etc.), Intelligent bracelet, meter Step device etc.) or other possess fingerprint data collection function and gather the terminal unit of kinematic parameter.
As it is shown on figure 3, another embodiment of a kind of method starting application of the embodiment of the present invention can include following step Suddenly.
S300, receives finger print data, and wherein, described finger print data comprises the characteristics of image of fingerprint.
In implementing, before mobile terminal unlocks, the finger print data of user's input can be received, according to the fingerprint received Data perform the step of identification and matching.Specifically, mobile terminal can obtain the characteristics of image of finger print data, and characteristics of image can include At least one in cross point, turning point, breakpoint, stricture of vagina shape, Mode Areas, core point, triangulation point and stricture of vagina number in finger print data.Its In, stricture of vagina shape can include annular (also known as bucket shape), arch and spiral type.Mode Areas refers to include in finger print data general characteristic Region, some recognizers can tell the type belonging to fingerprint according to Mode Areas.Core point is positioned at fingerprint lines gradually Entering center, it is used for as a reference point when reading fingerprint and comparison fingerprint.Triangulation point is positioned at first started from core point Bifurcation or breakpoint, or be positioned at the convergence of two lines, isolated point, turn back place, or points to singular point.Triangulation point carries In place of having supplied the beginning that the counting of fingerprint lines is followed the tracks of.Stricture of vagina number is the quantity of fingerprint lines in Mode Areas.Therefore, can be according to fingerprint The characteristics of image of data distinguishes different fingerprints.
As a kind of enforceable mode, the Touch control key outside the screen of mobile terminal or screen can arrange predeterminable area, This predeterminable area is used for receiving finger print data.When receiving finger print data at predeterminable area, then make phase according to finger print data The operation answered.
As a kind of enforceable mode, predeterminable area can be viewing area or hidden area, beyond predeterminable area The finger print data received can be invalid finger print data or be the finger print data realizing other functions, in the embodiment of the present invention In, predeterminable area is only used for unlocking.Such as, can demonstrate for gathering finger print data by the Touch control key outside screen or screen Predeterminable area, to point out user to input finger print data on predeterminable area.The most such as, predeterminable area can be hidden, only The user knowing predeterminable area position could input finger print data on correct region, can improve the safety of finger print data input Property, disguise.
As a kind of enforceable mode, the relevant nature such as the position of predeterminable area, size, show or hide can according to The setting instruction of family input is set, or, it is set before mobile terminal dispatches from the factory.
S301, determines the fingerprint template group of the characteristics of image comprising described finger print data.
In implementing, can set up fingerprint template group according to every kind of fingerprint, fingerprint template group refers to for unique instruction one Stricture of vagina.Fingerprint template group also includes multiple fingerprint template data of this kind of fingerprint, and each fingerprint template data include this kind of fingerprint Characteristics of image.Before mobile terminal identification finger print data, can gather user input fingerprint multiple fingerprint template data with And the characteristics of image of this kind of fingerprint, and according to multiple fingerprint template data of fingerprint of user's input and the image of this kind of fingerprint Feature sets up fingerprint template group, is stored in the middle of memorizer by fingerprint template group, to improve the discrimination of finger print data.Work as movement After terminal receives the finger print data of user's input, determine according to the characteristics of image of the finger print data received and comprise this fingerprint equally The fingerprint template group of the characteristics of image of data.Such as, if mobile terminal receives the finger print data of forefinger, from the fingerprint number of forefinger After getting the characteristics of image of forefinger according to, search the fingerprint template group of the characteristics of image comprising this forefinger.
S302, if the fingerprint template group comprising the characteristics of image of described finger print data is multiple, obtains multiple fingerprint mould The quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises and described each fingerprint template group in plate group The weight of the characteristics of image of the described finger print data comprised.
In implementing, different fingerprints there may be the parts of images of the situation that its characteristics of image is identical, such as forefinger Feature may be identical with nameless parts of images feature, the image that the fingerprint template group that therefore both fingerprints are corresponding is comprised There is identical situation in feature.But, all characteristics of image of not different fingerprints are the most identical, it is therefore desirable to determine and comprise fingerprint The fingerprint template group of the characteristics of image of data is multiple, at the multiple fingerprint templates determining the characteristics of image comprising this finger print data After group, determine the quantity of the characteristics of image that each fingerprint template group comprises this finger print data in multiple fingerprint template group.Such as, Forefinger and nameless finger print data exist a identical characteristics of image, and comprises, determining, the finger print data that receives After the fingerprint template group of characteristics of image, find the finger print data received that comprised of fingerprint template group of forefinger through statistics The quantity of characteristics of image is a, and the characteristics of image of the finger print data received that the fingerprint template group of the third finger is comprised Quantity is b.It addition, the weight of the characteristics of image that each fingerprint template group comprises this finger print data can be obtained, such as not There is identical characteristics of image with the fingerprint template group that fingerprint is corresponding and can reduce the weight of its characteristics of image, for uniquely referring to The characteristics of image of stricture of vagina can increase the weight of this characteristics of image.
S303, the quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group and described The weight of the characteristics of image of the described finger print data that each fingerprint template group comprises, determines use from the plurality of fingerprint template group In the target fingerprint template group mating described finger print data.
In implementing, the quantity of the characteristics of image of the described finger print data that can comprise from multiple fingerprint template groups and every The weight of each characteristics of image of the described finger print data that individual fingerprint template group comprises determines target fingerprint template group.
Optionally, step S303 includes step S3031 (not shown) and step S3032 (not shown).
S3031, the quantity of the characteristics of image of the described finger print data comprised according to the plurality of fingerprint template group and institute The power of each fingerprint template group described in the weight calculation of the characteristics of image stating the described finger print data that each fingerprint template group comprises Weight total value.
In implementing, the quantity of the characteristics of image of the described finger print data that can comprise according to multiple fingerprint template groups and The weight of weight calculation each fingerprint template group of each characteristics of image of the described finger print data that each fingerprint template group comprises Total value.Such as, the quantity of the characteristics of image of the finger print data received that the fingerprint template group of forefinger is comprised is a, then obtain Take the weight of each characteristics of image in a characteristics of image of the finger print data received, and individual according to a characteristics of image and a In characteristics of image, the weight sum of the fingerprint template group of the weight calculation forefinger of each characteristics of image, in like manner calculates the finger of the third finger The weight sum of stricture of vagina template group.
S3032, determines that from the plurality of fingerprint template group the fingerprint template group of weight total value maximum is as described target Fingerprint template group.
In implementing, the fingerprint template group that weight total value is maximum is defined as to the finger print data received for coupling Target fingerprint template group.Such as, mobile terminal is by the fingerprint template of the weight sum of the fingerprint template group of forefinger with the third finger The weight sum of group compares, and determines that the fingerprint template group of weight sum maximum is target fingerprint from multiple fingerprint template groups Template group.
S304, mates described finger print data with the target fingerprint template data in described target fingerprint template group.
In implementing, after determining the target fingerprint template group for mating the finger print data received, mobile The finger print data received is mated by terminal with the target fingerprint template data in target fingerprint template group.Such as, mobile Terminal determines that the weight total value of the fingerprint template group of the third finger is maximum, it is thus determined that the fingerprint template group of the third finger is target fingerprint Template group, is finally carried out the finger print data received and the target fingerprint template data in nameless fingerprint template group Join.
Optionally, there is a situation of bad point for finger print data, above-mentioned by described finger print data and described target fingerprint template The detailed process example of step that target fingerprint template data in group carries out mating is as follows:
N2 bottom data value is obtained, by fingerprint recognition module by n2 normal induction electrode of fingerprint recognition module N1 abnormal induction electrode obtain n1 abnormal bottom data value, n1 reference bottom data value and n2 bottom data value are Finger print data, the induction electrode array of fingerprint recognition module includes n1 abnormal induction electrode and n2 normal induction electrode, n1, N2 is positive integer.
N2 the bottom data value that n2 the normal induction electrode according to fingerprint recognition module collects, determines n1 extremely N1 the reference bottom data value that induction electrode is corresponding；Raw with reference to bottom data value with reference to bottom data value and n1 according to n2 Become real time fingerprint image；Extract the characteristic point in real time fingerprint image；The characteristic point extracted according to the fingerprint template comparison prestored, To obtain the similarity score of real time fingerprint image, and generate matching result when similarity score is more than predetermined threshold value.Above-mentioned In instantiation procedure, n2 the bottom data value collected according to n2 induction electrode of fingerprint recognition module, determine n1 bad point Corresponding n1 is as follows with reference to the example implementation process of bottom data value:
Determine n2 the meansigma methods with reference to bottom data value；Determine that corresponding n1 of n1 bad point with reference to bottom data value is Meansigma methods.
S305, if described finger print data is with described target fingerprint template data, the match is successful, then unlock mobile terminal.
In implementing, if the target fingerprint template data that finger print data and target fingerprint template group are comprised by mobile terminal The match is successful, then certification success, and unlocks mobile terminal.
Using the embodiment of the present invention, by obtaining the characteristics of image of the fingerprint that finger print data includes, and lookup comprises this and refers to The fingerprint template group of the characteristics of image of stricture of vagina data, then the fingerprint template that this finger print data is comprised with the fingerprint template group found Data are mated, and unlock when the match is successful, can quickly determine fingerprint template group, reduce the secondary of contrast fingerprint template data Number, accelerates the unblock speed of mobile terminal.
Refer to the structural representation that Fig. 4, Fig. 4 are a kind of mobile terminals of the embodiment of the present invention.Mobile end shown in Fig. 4 End is for performing the unlocking method shown in Fig. 1 to Fig. 3, and detailed implementation content is then repeated no more by the present embodiment.As shown in Figure 4 Mobile terminal includes receiver module 400, determines module 401, matching module 402 and unlocked state 403.
Receiver module 400, is used for receiving finger print data, and wherein, described finger print data comprises the characteristics of image of fingerprint；
Determine module 401, for determining the fingerprint of the characteristics of image comprising the finger print data that described receiver module 400 receives Template group；
Matching module 402, for carrying out the fingerprint template data that described finger print data and described fingerprint template group comprise Coupling；
Unlocked state 403, if the match is successful for described matching module 402, then unlocks.
In implementing, before mobile terminal unlocks, the finger print data of user's input can be received, according to the fingerprint received Data perform the step of identification and matching.Specifically, mobile terminal can obtain the characteristics of image of finger print data, and characteristics of image can include At least one in cross point, turning point, breakpoint, stricture of vagina shape, Mode Areas, core point, triangulation point and stricture of vagina number in finger print data.Its In, stricture of vagina shape can include annular (also known as bucket shape), arch and spiral type.Mode Areas refers to include in finger print data general characteristic Region, some recognizers can tell the type belonging to fingerprint according to Mode Areas.Core point is positioned at fingerprint lines gradually Entering center, it is used for as a reference point when reading fingerprint and comparison fingerprint.Triangulation point is positioned at first started from core point Bifurcation or breakpoint, or be positioned at the convergence of two lines, isolated point, turn back place, or points to singular point.Triangulation point carries In place of having supplied the beginning that the counting of fingerprint lines is followed the tracks of.Stricture of vagina number is the quantity of fingerprint lines in Mode Areas.Therefore, can be according to fingerprint The characteristics of image of data distinguishes different fingerprints.
In implementing, can set up fingerprint template group according to every kind of fingerprint, fingerprint template group refers to for unique instruction one Stricture of vagina.Fingerprint template group also includes multiple fingerprint template data of this kind of fingerprint, and each fingerprint template data include this kind of fingerprint Characteristics of image.Before mobile terminal identification finger print data, can gather user input fingerprint multiple fingerprint template data with And the characteristics of image of this kind of fingerprint, and according to multiple fingerprint template data of fingerprint of user's input and the image of this kind of fingerprint Feature sets up fingerprint template group, is stored in the middle of memorizer by fingerprint template group, to improve the discrimination of finger print data.Work as movement After terminal receives the finger print data of user's input, determine according to the characteristics of image of the finger print data received and comprise this fingerprint equally The fingerprint template group of the characteristics of image of data.Such as, if mobile terminal receives the finger print data of forefinger, from the fingerprint number of forefinger After characteristics of image according to middle acquisition forefinger, search the fingerprint template group of the characteristics of image comprising this forefinger.
In implementing, after mobile terminal finds the fingerprint template group of the characteristics of image comprising this finger print data, The fingerprint template data that the finger print data received comprises with this fingerprint template group are mated.Such as, look at mobile terminal After finding the fingerprint template group of the characteristics of image comprising forefinger, determine the fingerprint mould that fingerprint template group is forefinger for comparing Plate group, and the fingerprint template data that the finger print data of the forefinger received comprises with the fingerprint template group of forefinger are mated.
In implementing, if the fingerprint template Data Matching that finger print data is comprised by mobile terminal with fingerprint template group becomes Merit, then certification success, and unlock mobile terminal.Specifically, when mobile terminal is by the finger print data of forefinger received and forefinger Fingerprint template group comprise fingerprint template Data Matching success time, then certification success, and unlocks mobile terminal.
Optionally, as it is shown in figure 5, described mobile terminal also includes the first acquisition module 404.
First acquisition module 404, if the fingerprint template group of the characteristics of image for comprising described finger print data is multiple, Obtain the quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises in multiple fingerprint template group；
Described determine module 401, be additionally operable to the image of the described finger print data comprised according to described each fingerprint template group The quantity of feature, determines the target fingerprint template group for mating described finger print data from the plurality of fingerprint template group；
Described matching module 402, specifically for:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Optionally, described determine module 401, specifically for:
The fingerprint that the quantity of the characteristics of image comprising described finger print data is most is determined from the plurality of fingerprint template group Template group is as described target fingerprint template group.
Optionally, as it is shown in figure 5, described mobile terminal also includes the second acquisition module 405.
Second acquisition module 405, if the fingerprint template group of the characteristics of image for comprising described finger print data is multiple, Obtain the quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises in multiple fingerprint template group and described The weight of the characteristics of image of the described finger print data that each fingerprint template group comprises；
Described determine module 401, be additionally operable to the image of the described finger print data comprised according to described each fingerprint template group The weight of the characteristics of image of the described finger print data that the quantity of feature and described each fingerprint template group comprise, from the plurality of Fingerprint template group determines the target fingerprint template group for mating described finger print data；
Described matching module 402, specifically for:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Optionally, determine module 401 as it is shown in figure 5, described, including computing unit 4011 and determine unit 4012.
Computing unit 4011, for the characteristics of image of described finger print data that comprises according to the plurality of fingerprint template group Each fingerprint described in the weight calculation of the characteristics of image of the described finger print data that quantity and described each fingerprint template group comprise The weight total value of template group；
Determine unit 4012, for determining the fingerprint template group work that weight total value is maximum from the plurality of fingerprint template group For described target fingerprint template group.
Using the embodiment of the present invention, by obtaining the characteristics of image of the fingerprint that finger print data includes, and lookup comprises this and refers to The fingerprint template group of the characteristics of image of stricture of vagina data, then the fingerprint template that this finger print data is comprised with the fingerprint template group found Data are mated, and unlock when the match is successful, can quickly determine fingerprint template group, reduce the secondary of contrast fingerprint template data Number, accelerates the unblock speed of mobile terminal.
Refer to the structural representation that Fig. 6, Fig. 6 are the another kind of mobile terminals of the embodiment of the present invention.Movement shown in Fig. 6 Terminal includes memorizer 600 and processor 601, wherein:
Described memorizer 600 stores batch processing code, and described processor 601 calls in described memorizer 600 Program code, for performing the unlocking method shown in embodiment Fig. 1 to Fig. 3.As an optional module, terminal unit is all right Comprise fingerprint collecting equipment 602.If it should be noted that pending fingerprint image comes from the fingerprint that other equipment gathers Image, local terminal can not have this fingerprint collecting equipment.
Wherein, above-mentioned processor 601, it is used for receiving finger print data, wherein, the image that described finger print data comprises fingerprint is special Levy；Determine the fingerprint template group of the characteristics of image comprising described finger print data；By described finger print data and described fingerprint template group The fingerprint template data comprised are mated；If described finger print data and the success of described fingerprint template Data Matching, then unlock.
After above-mentioned processor 601 determines the fingerprint template group of the characteristics of image comprising described finger print data, if comprising institute When the fingerprint template group of the characteristics of image stating finger print data is multiple, obtain each fingerprint template group bag in multiple fingerprint template group The quantity of the characteristics of image of the described finger print data contained；Figure according to the described finger print data that described each fingerprint template group comprises As the quantity of feature, from the plurality of fingerprint template group, determine the target fingerprint template group for mating described finger print data； Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Above-mentioned processor 601 determines the number of the characteristics of image comprising described finger print data from the plurality of fingerprint template group Measure most fingerprint template groups as described target fingerprint template group.
After above-mentioned processor 601 determines the fingerprint template group of the characteristics of image comprising described finger print data, if comprising institute When the fingerprint template group of the characteristics of image stating finger print data is multiple, obtain each fingerprint template group bag in multiple fingerprint template group The figure of the described finger print data that the quantity of the characteristics of image of the described finger print data contained and described each fingerprint template group comprise Weight as feature；The quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group and described The weight of the characteristics of image of the described finger print data that each fingerprint template group comprises, determines use from the plurality of fingerprint template group In the target fingerprint template group mating described finger print data；By described finger print data and the target in described target fingerprint template group Fingerprint template data are mated.
The quantity of the characteristics of image of the described finger print data that above-mentioned processor 601 comprises according to the plurality of fingerprint template group And each fingerprint template described in the weight calculation of the characteristics of image of described finger print data that comprises of described each fingerprint template group The weight total value of group；From the plurality of fingerprint template group, determine that the fingerprint template group of weight total value maximum refers to as described target Stricture of vagina template group.
Using the embodiment of the present invention, by obtaining the characteristics of image of the fingerprint that finger print data includes, and lookup comprises this and refers to The fingerprint template group of the characteristics of image of stricture of vagina data, then the fingerprint template that this finger print data is comprised with the fingerprint template group found Data are mated, and unlock when the match is successful, can quickly determine fingerprint template group, reduce the secondary of contrast fingerprint template data Number, accelerates the unblock speed of mobile terminal.
Refer to the structural representation that Fig. 7, Fig. 7 are the another kind of mobile terminals of the embodiment of the present invention.As it is shown in fig. 7, be Being easy to explanation, illustrate only the part relevant to the embodiment of the present invention, concrete ins and outs do not disclose, refer to the present invention Embodiment method part.Mobile terminal can be to include mobile phone, panel computer, PDA (Personal Digital Assistant, personal digital assistant), POS (Point of Sales, point-of-sale terminal), the arbitrarily terminal unit such as vehicle-mounted computer, As a example by terminal is as mobile phone:
Fig. 7 is illustrated that the block diagram of the part-structure of the mobile phone relevant to the mobile terminal of embodiment of the present invention offer.Hands Machine includes: radio frequency (Radio Frequency, RF) circuit 710, memorizer 720, input block 730, display unit 740, sensing Device 750, voicefrequency circuit 760, Wireless Fidelity (wireless fidelity, WiFi) module 770, processor 780 and power supply 790 parts such as grade.It will be understood by those skilled in the art that the handset structure shown in Fig. 7 is not intended that the restriction to mobile phone, permissible Illustrate more or less of parts including ratio, or combine some parts, or different parts are arranged.
Below in conjunction with Fig. 7 each component parts of mobile phone carried out concrete introduction:
RF circuit 710 can be used for reception and the transmission of signal, and especially, unblock user inputted instructs and is correlated with and sets After putting command reception, process to processor 780.Generally, RF circuit 710 includes but not limited to antenna, at least one amplifier, receipts Sender, bonder, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..
Memorizer 720 can be used for storing software program and module, and processor 780 is stored in memorizer 720 by operation Software program and module, thus perform mobile phone various functions application and data process.Memorizer 720 can mainly include Storage program area and storage data field, wherein, storage program area can store the application journey needed for operating system, at least one function Sequence (such as sound-playing function, image player function etc.), finger print data, sound instruction, force value etc.；Storage data field can be deposited The data (such as voice data, finger print data, force value etc.) etc. that storage is created according to the use of mobile phone.Additionally, memorizer 720 High-speed random access memory can be included, it is also possible to include nonvolatile memory, for example, at least one disk memory, Flush memory device or other volatile solid-state parts.
Input block 730 can be used for receiving numeral or the character information of input, and produce with the user setup of mobile phone with And function controls relevant key signals input.Specifically, input block 730 can include that contact panel 731 and other inputs set Standby 732.Contact panel 731, also referred to as touch screen, can collect user thereon or neighbouring touch operation (such as user uses Any applicable object such as finger, stylus or adnexa operation on contact panel 731 or near contact panel 731), and root Corresponding attachment means is driven according to formula set in advance.Optionally, contact panel 731 can include touch detecting apparatus and touch Two parts of controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect the signal that touch operation brings, Transmit a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and is converted into touching Point coordinates, then give processor 780, and order that processor 780 sends can be received and performed.Touch detecting apparatus also may be used Finger print data predeterminable area detection user.Furthermore, it is possible to use resistance-type, condenser type, infrared ray and surface acoustic wave etc. Polytype realizes contact panel 731.Except contact panel 731, input block 730 can also include other input equipments 732. Specifically, other input equipments 732 can include but not limited to physical keyboard, function key (such as volume control button, switch press Key etc.), trace ball, mouse, one or more in action bars etc..
Display unit 740 can be used for the various of the information that inputted by user of display or the information being supplied to user and mobile phone Application.Display unit 740 can include display floater 741, optionally, can use liquid crystal display (Liquid Crystal Display, LCD), the form such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) configure aobvious Show panel 741.Further, contact panel 731 can cover display floater 741, when contact panel 731 detects thereon or attached After near touch operation, send processor 780 to determine the type of touch event, with preprocessor 780 according to touch event Type corresponding visual output is provided on display floater 741.Although in the figure 7, contact panel 731 and display floater 741 It is to realize input and the input function of mobile phone as two independent parts, but in some embodiments it is possible to by touch-control Panel 731 is integrated with display floater 741 and realizes input and the output function of mobile phone.
Mobile phone may also include at least one sensor 750, such as optical sensor, motion sensor, pressure transducer and Other sensors.Specifically, optical sensor can include ambient light sensor and proximity transducer, and wherein, ambient light sensor can Light and shade according to ambient light regulates the brightness of display floater 741, and proximity transducer can cut out when mobile phone moves in one's ear Display floater 741 and/or backlight.As the one of motion sensor, accelerometer sensor can detect in all directions (generally Three axles) size of acceleration, can detect that size and the direction of gravity time static, can be used for identifying the application (ratio of mobile phone attitude Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；Pressure Force transducer acts on the pressure on screen for perception user；The gyroscope that can also configure as mobile phone, barometer, humidity Other sensors such as meter, thermometer, infrared ray sensor, do not repeat them here.
Voicefrequency circuit 760, speaker 761, mike 762 can provide the audio interface between user and mobile phone.Audio-frequency electric The signal of telecommunication after the voice data conversion that road 760 can will receive, is transferred to speaker 761, speaker 761 is converted to sound Signal exports；On the other hand, the sound instruction of collection is converted to the signal of telecommunication by mike 762, voicefrequency circuit 760 turn after receiving It is changed to voice data, then voice data output processor 780 is processed, to reach the function utilizing sound instruction to be unlocked.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronics postal by WiFi module 770 Part, browsing webpage and access streaming video etc., it has provided the user wireless broadband internet and has accessed.Although Fig. 7 shows WiFi module 770, but it is understood that, it is also not belonging to must be configured into of mobile phone, can not change as required completely Omit in the scope of the essence becoming invention.
Processor 780 is the control centre of mobile phone, utilizes various interface and the various piece of the whole mobile phone of connection, logical Cross operation or perform to be stored in the software program in memorizer 720 and/or module, and calling and be stored in memorizer 720 Data, perform the various functions of mobile phone and process data, thus mobile phone is carried out integral monitoring.Optionally, processor 780 can wrap Include one or more processing unit；Preferably, processor 780 can integrated application processor and modem processor, wherein, should Mainly process operating system, user interface and application program etc. with processor, modem processor mainly processes radio communication. It is understood that above-mentioned modem processor can not also be integrated in processor 780.
Mobile phone also includes the power supply 790 (such as battery) powered to all parts, it is preferred that power supply can pass through power supply pipe Reason system is logically contiguous with processor 780, thus realizes management charging, electric discharge and power managed by power-supply management system Etc. function.
Although not shown, mobile phone can also include photographic head, bluetooth module etc., does not repeats them here.
In previous embodiment, each step method flow process can structure based on this terminal unit realize.Wherein sensor 750 Or contact panel 731 can use as fingerprint collecting equipment.
Device embodiment described above is only schematically, and the wherein said unit illustrated as separating component can To be or to may not be physically separate, the parts shown as unit can be or may not be physics list Unit, i.e. may be located at a place, or can also be distributed on multiple NE.Can be selected it according to the actual needs In some or all of module realize the purpose of the present embodiment scheme.Those of ordinary skill in the art are not paying creativeness Work in the case of, be i.e. appreciated that and implement.
Step in embodiment of the present invention method can carry out order according to actual needs and adjust, merges and delete.
Module or unit in embodiment of the present invention device can merge according to actual needs, divide and delete.
The module of the embodiment of the present invention or module, can be with universal integrated circuit (such as central processor CPU), or with special Integrated circuit (ASIC) realizes.
Through the above description of the embodiments, those skilled in the art it can be understood that to each embodiment can The mode adding required general hardware platform by software realizes, naturally it is also possible to pass through hardware.Based on such understanding, on State the part that prior art contributes by technical scheme the most in other words to embody with the form of software product, should Computer software product can store in a computer-readable storage medium, such as ROM/RAM, magnetic disc, CD etc., including some fingers Make with so that a computer equipment (can be personal computer, server, or the network equipment etc.) performs each and implements The method described in some part of example or embodiment.
Embodiments described above, is not intended that the restriction to this technical scheme protection domain.Any in above-mentioned enforcement Amendment, equivalent and the improvement etc. made within the spirit of mode and principle, should be included in the protection model of this technical scheme Within enclosing.

Claims (11)

1. a unlocking method, it is characterised in that including:
Receiving finger print data, wherein, described finger print data comprises the characteristics of image of fingerprint；
Determine the fingerprint template group of the characteristics of image comprising described finger print data；
The fingerprint template data that described finger print data comprises with described fingerprint template group are mated；
If described finger print data and the success of described fingerprint template Data Matching, then unlock.
Unlocking method the most according to claim 1, it is characterised in that described determine that the image comprising described finger print data is special After the fingerprint template group levied, described method also includes:
If the fingerprint template group comprising the characteristics of image of described finger print data is multiple, obtain in multiple fingerprint template group each The quantity of the characteristics of image of the described finger print data that fingerprint template group comprises；
The quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group, from the plurality of fingerprint mould Plate group determines the target fingerprint template group for mating described finger print data；
Described the fingerprint template data that described finger print data comprises with described fingerprint template group are mated, including:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Unlocking method the most according to claim 2, it is characterised in that described comprise according to described each fingerprint template group The quantity of the characteristics of image of described finger print data, determines for mating described finger print data from the plurality of fingerprint template group Target fingerprint template group, including:
The fingerprint template that the quantity of the characteristics of image comprising described finger print data is most is determined from the plurality of fingerprint template group Group is as described target fingerprint template group.
Unlocking method the most according to claim 1, it is characterised in that described determine that the image comprising described finger print data is special After the fingerprint template group levied, described method also includes:
If the fingerprint template group comprising the characteristics of image of described finger print data is multiple, obtain in multiple fingerprint template group each It is described that the quantity of the characteristics of image of the described finger print data that fingerprint template group comprises and described each fingerprint template group comprise The weight of the characteristics of image of finger print data；
The quantity of the characteristics of image of the described finger print data comprised according to described each fingerprint template group and described each fingerprint The weight of the characteristics of image of the described finger print data that template group comprises, determines for mating from the plurality of fingerprint template group State the target fingerprint template group of finger print data；
Described the fingerprint template data that described finger print data comprises with described fingerprint template group are mated, including:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Unlocking method the most according to claim 4, it is characterised in that described comprise according to described each fingerprint template group The image of the described finger print data that the quantity of the characteristics of image of described finger print data and described each fingerprint template group comprise is special The weight levied, determines the target fingerprint template group for mating described finger print data from the plurality of fingerprint template group, including:
The quantity of the characteristics of image of the described finger print data comprised according to the plurality of fingerprint template group and described each fingerprint The weight total value of each fingerprint template group described in the weight calculation of the characteristics of image of the described finger print data that template group comprises；
From the plurality of fingerprint template group, determine that the fingerprint template group of weight total value maximum is as described target fingerprint template group.
6. a mobile terminal, it is characterised in that including:
Receiver module, is used for receiving finger print data, and wherein, described finger print data comprises the characteristics of image of fingerprint；
Determine module, for determining the fingerprint template group of the characteristics of image comprising the finger print data that described receiver module receives；
Matching module, for mating the fingerprint template data that described finger print data comprises with described fingerprint template group；
Unlocked state, if the match is successful for described matching module, then unlocks.
Mobile terminal the most according to claim 6, it is characterised in that described mobile terminal also includes:
First acquisition module, if the fingerprint template group of the characteristics of image for comprising described finger print data is multiple, acquisition is many The quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises in individual fingerprint template group；
Described determine module, be additionally operable to the number of the characteristics of image of the described finger print data comprised according to described each fingerprint template group Amount, determines the target fingerprint template group for mating described finger print data from the plurality of fingerprint template group；
Described matching module, specifically for:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Mobile terminal the most according to claim 7, it is characterised in that described determine module, specifically for:
The fingerprint template that the quantity of the characteristics of image comprising described finger print data is most is determined from the plurality of fingerprint template group Group is as described target fingerprint template group.
Mobile terminal the most according to claim 6, it is characterised in that described mobile terminal also includes:
Second acquisition module, if the fingerprint template group of the characteristics of image for comprising described finger print data is multiple, acquisition is many The quantity of the characteristics of image of the described finger print data that each fingerprint template group comprises and described each finger in individual fingerprint template group The weight of the characteristics of image of the described finger print data that stricture of vagina template group comprises；
Described determine module, be additionally operable to the number of the characteristics of image of the described finger print data comprised according to described each fingerprint template group The weight of the characteristics of image of the described finger print data that amount and described each fingerprint template group comprise, from the plurality of fingerprint template Group determines the target fingerprint template group for mating described finger print data；
Described matching module, specifically for:
Described finger print data is mated with the target fingerprint template data in described target fingerprint template group.
Mobile terminal the most according to claim 9, it is characterised in that described determine module, including:
Computing unit, for the quantity of the characteristics of image of described finger print data comprised according to the plurality of fingerprint template group and Each fingerprint template group described in the weight calculation of the characteristics of image of the described finger print data that described each fingerprint template group comprises Weight total value；
Determine unit, for determining that from the plurality of fingerprint template group the fingerprint template group of weight total value maximum is as described mesh Mark fingerprint template group.
11. 1 kinds of mobile terminals, it is characterised in that include memorizer and processor, wherein:
Memorizer stores batch processing code, and described processor calls the program code in described memorizer, is used for performing Unlocking method as described in any one of claim 1 to 5.
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CN106778572A (en) * 2016-12-05 2017-05-31 北京小米移动软件有限公司 Fingerprint identification method and device
CN106874846A (en) * 2017-01-03 2017-06-20 上海创功通讯技术有限公司 A kind of fingerprint identification method and identifying device based on terminal screen
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